Kevin Costner and Christine Baumgartner’s split has only gotten messier as the estranged couple continues to duke it out in court.
In court documents obtained by Us Weekly on Wednesday, Jun 21, Baumgartner, 49, alleges Costner, 68, is using “public attacks” designed to “pressure me to move out without a temporary child support agreement in place.” But, she claims, she cannot leave their home because she…